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Entertainment • Actor

Jason Alexander

Jason Alexander is an American actor, comedian, singer, and director best known for playing George Costanza on the television sitcom Seinfeld.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

Jason Alexander is an American actor, comedian, singer, and director best known for playing George Costanza on the television sitcom Seinfeld. Born Jay Scott Greenspan on September 23, 1959, in Newark, New Jersey, he has also worked in film, stage, voice acting, and television directing. He won a Tony Award and an Emmy Award.

Early life

Jason Alexander was born Jay Scott Greenspan on September 23, 1959, in Newark, New Jersey. He later adopted Jason Alexander as his professional name.

Career

Alexander became widely known for portraying George Costanza on Seinfeld from 1989 to 1998. His career also includes film, Broadway, voice acting, directing, and other television work. His screen roles include Pretty Woman, Duckman, and The Hunchback of Notre Dame.

Personal life

Alexander married Daena Title in 1982. Public sources also note that the couple has two sons.

Awards and recognition

Alexander has won both a Tony Award and an Emmy Award, and he has received multiple Golden Globe nominations. His performance on Seinfeld is the role most associated with his public profile.

Key facts

  • Jason Alexander is the stage name of Jay Scott Greenspan.
  • He is best known for his role as George Costanza on Seinfeld.
  • He won a Tony Award and an Emmy Award.
  • He has been married to Daena Title since 1982.
  • His film roles include Pretty Woman, The Hunchback of Notre Dame, and Shallow Hal.
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Canadian context

Canadian readers may know Jason Alexander through Seinfeld reruns, stage performances, and his film and voice-acting work, which have also circulated widely in Canada.

Frequently asked questions

Who is Jason Alexander?
Jason Alexander is an American actor, comedian, singer, and director best known for playing George Costanza on Seinfeld.
Jason Alexander net worth?
A reliable, current net worth figure is not consistently established in the provided sources, so it is not included here.
Jason Alexander Seinfeld?
He played George Costanza on Seinfeld, the role that made him widely famous.
Jason Alexander age?
Born on September 23, 1959, Jason Alexander is 66 years old as of 2026.
Jason Alexander wife?
His wife is Daena Title. They married in 1982.
Jason Alexander movies?
His film credits include Pretty Woman, Jacob's Ladder, Love! Valour! Compassion!, The Hunchback of Notre Dame, and Shallow Hal.

References

  1. Wikipedia — https://en.wikipedia.org/wiki/Jason_Alexander
    Supports: Birth name, birth date, occupation, spouse, and general career overview.
  2. IMDb — https://www.imdb.com/name/nm0004517/
    Supports: Birth date, best-known role as George Costanza, and notable acting credits.
  3. Encyclopaedia Britannica — https://www.britannica.com/biography/Jason-Alexander
    Supports: Birth date and place, Seinfeld role, and selected film and voice-acting credits.
  4. Geffen Playhouse — https://www.geffenplayhouse.org/people/jason-alexander/
    Supports: Spouse, broader career details, and work in television, film, and voice acting.
  5. People — https://www.people.com/all-about-jason-alexander-kids-11692382
    Supports: Marriage to Daena Title and family details.